This 3D printable cord lock (also known as a cord stopper or toggle) is a practical solution for securing drawstrings on bags, pouches, hoodies, lanyards, or outdoor gear.
It’s designed for easy printing without supports and smooth cord movement.

Features:

One solid piece — no assembly required
Works with 3–6 mm cords, i personally use 4 mm paracord (Type 550, doubled - as shown in the photos) 
Great for bags, hoodies, lanyards, and neck straps
Prints fast and support-free
Compact and durable

Recommended print settings:

Material: PETG 
Layer height: 0.2 mm
No supports